Christina Aguilera Messes Up National Anthem at Super Bowl

Pop star-turned-actress Christina Aguilera opened Super Bowl XLV with a memorable performance of our National Anthem, “The Star-Spangled Banner” — yet it was unforgettable for the wrong reasons.Aguilera apparently forgot the lyrics to the fourth line of the anthem, and instead fumbled through with something like this: “What so proudly we watched at the twilight’s last gleaming?”The real line?: “O